exfat: fix wrong size update of stream entry by typo

hyeongseok-kim901 · namjaejeon · commit 41e3928f8c58 · 2020-07-21T10:44:15.000+09:00
The stream.size field is updated to the value of create timestamp of the file entry. Fix this to use correct stream entry pointer. Fixes: 29bbb14 ("exfat: fix incorrect update of stream entry in __exfat_truncate()") Signed-off-by: Hyeongseok Kim <hyeongseok@gmail.com> Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
diff --git a/fs/exfat/file.c b/fs/exfat/file.c
@@ -176,7 +176,7 @@ int __exfat_truncate(struct inode *inode, loff_t new_size)
 			ep2->dentry.stream.size = 0;
 		} else {
 			ep2->dentry.stream.valid_size = cpu_to_le64(new_size);
-			ep2->dentry.stream.size = ep->dentry.stream.valid_size;
+			ep2->dentry.stream.size = ep2->dentry.stream.valid_size;
 		}
 
 		if (new_size == 0) {

Original file line number	Diff line number	Diff line change
`@@ -176,7 +176,7 @@ int __exfat_truncate(struct inode *inode, loff_t new_size)`
`176`	`176`	`ep2->dentry.stream.size = 0;`
`177`	`177`	`} else {`
`178`	`178`	`ep2->dentry.stream.valid_size = cpu_to_le64(new_size);`
`179`		`- ep2->dentry.stream.size = ep->dentry.stream.valid_size;`
	`179`	`+ ep2->dentry.stream.size = ep2->dentry.stream.valid_size;`
`180`	`180`	`}`
`181`	`181`
`182`	`182`	`if (new_size == 0) {`